// Affichage anciens (non BUT) bulletin de notes
// (uses jQuery)


// Change visibility of UE details (les <tr> de classe "notes_bulletin_row_mod" suivant)
// La table a la structure suivante:
//  <tr class="notes_bulletin_row_ue"><td><span class="toggle_ue">+/-</span>...</td>...</tr>
//  <tr class="notes_bulletin_row_mod">...</tr>
//  <tr class="notes_bulletin_row_eval">...</tr>
//
// On change la visi de tous les <tr> jusqu'au notes_bulletin_row_ue suivant.
//
function toggle_vis_ue(e, new_state) {
	// e is the span containg the clicked +/- icon
	var tr = e.parentNode.parentNode;
	if (new_state == undefined) {
		// current state: use alt attribute of current image
		if (e.childNodes[0].alt == '+') {
			new_state = false;
		} else {
			new_state = true;
		}
	}
	// find next tr in siblings
	var tr = tr.nextSibling;
	//while ((tr != null) && sibl.tagName == 'TR') {
	var current = true;
	while ((tr != null) && current) {
		if ((tr.nodeType == 1) && (tr.tagName == 'TR')) {
			for (var i = 0; i < tr.classList.length; i++) {
				if ((tr.classList[i] == 'notes_bulletin_row_ue') || (tr.classList[i] == 'notes_bulletin_row_sum_ects'))
					current = false;
			}
			if (current) {
				if (new_state) {
					tr.style.display = 'none';
				} else {
					tr.style.display = 'table-row';
				}
			}
		}
		tr = tr.nextSibling;
	}
	if (new_state) {
		e.innerHTML = '<img width="13" height="13" border="0" title="" alt="+" src="/ScoDoc/static/icons/plus_img.png"/>';
	} else {
		e.innerHTML = '<img width="13" height="13" border="0" title="" alt="-" src="/ScoDoc/static/icons/minus_img.png"/>';
	}
}